Drive mechanism for boring machine
US7134513B1 · kind B1 · utility
21Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2004 |
| Grant date | Nov 14, 2006 |
| Priority date | — |
| Expiry date | Apr 13, 2025 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/083
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An auger boring machine includes a track having an initial end and a terminal end, and the track is provided with a rack. The boring machine also includes a sled that is mounted on the track and adapted to be moved between the initial end and the terminal end of the track. The boring machine also includes a mechanism for rotating an auger on the sled and a drive system. The drive system includes a pinion which is mounted so as to engage with the rack on the track and a mechanism for rotating the pinion so as to drive the sled along the track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.